<template>
  <div class="permission-container">
    <div class="app-container">
      <!-- 表格 -->
      <el-card>
        <div style="text-align: right; margin-bottom: 20px">
          <el-button type="primary" size="small" @click="hadd('0',1)">添加权限</el-button>
        </div>
        <el-table
          show-checkbox
          default-expand-all
          row-key="id"
          :data="list"
          border
        >
          <el-table-column label="名称" prop="name" />
          <el-table-column label="标识" prop="code" />
          <el-table-column
            label="描述"
            prop="description"
          />
          <el-table-column label="操作">
            <template #default="{row}">
              <el-button v-if="row.type===1" type="text" @click="hadd('1',2)">添加</el-button>
              <el-button type="text" @click="hedit(row)">编辑</el-button>
              <el-button type="text" @click="hdel(row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-card>
      <!-- 添加权限的弹框 -->
      <el-dialog
        :visible.sync="showDialog"
        :title="isEdit ? '编辑' : '添加'"
        @close="rest"
      >
        <!-- 表单内容 -->
        <el-form label-width="100px">
          <el-form-item label="权限名称">
            <el-input v-model="formData.name" />
          </el-form-item>
          <el-form-item label="权限标识">
            <el-input v-model="formData.code" />
          </el-form-item>
          <el-form-item label="权限描述">
            <el-input v-model="formData.description" />
          </el-form-item>
          <el-form-item label="权限启用">
            <el-switch
              v-model="formData.enVisible"
              active-text="启用"
              active-value="1"
              inactive-text="不启用"
              inactive-value="0"
            />
          </el-form-item>
        </el-form>

        <template #footer>
          <div style="text-align: right;">
            <el-button @click="showDialog = false">取消</el-button>
            <el-button type="primary" @click="submit">确定</el-button>
          </div>
        </template>
      </el-dialog>
    </div>
  </div>
</template>
<script>
import { getPermissionList, addPermission, delPermission, updatePermission } from '@/api/permisson'
import { treeData } from '@/utils'
export default {
  data() {
    return {
      list: [],
      isEdit: false,
      showDialog: false,
      formData: {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      }
    }
  },
  created() {
    this.loadPermissionList()
  },
  methods: {
    // 编辑
    async hedit(row) {
      this.isEdit = true
      this.showDialog = true
      // 可以不用发请求 直接把row赋值给 formDate
      // const res = await updatePermission(row)
      this.formData = { ...row } // 需要用解构的方式赋值
    },
    async doEdit() {
      await updatePermission(this.formData)
      this.loadPermissionList()
      this.showDialog = false
      // console.log(res)
    },
    // 删除
    async hdel(id) {
      await delPermission(id)
      // console.log(res)
      this.loadPermissionList()
    },
    // 重置表单
    rest() {
      this.formData = {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      }
    },
    submit() {
      // 需要兜底校验，假设已经校验
      this.isEdit ? this.doEdit() : this.doadd()
    },
    // 添加
    async doadd() {
      await addPermission(this.formData)
      // console.log(res)
      this.loadPermissionList()
      this.showDialog = false
    },
    // 两个添加按钮，通过pid和type来区分
    hadd(pid, type) {
      this.isEdit = false
      this.showDialog = true
      this.pid = pid
      this.type = type
    },
    // 获取权限列表
    async loadPermissionList() {
      const res = await getPermissionList()
      // console.log(res)
      this.list = treeData(res.data)
    }
  }
}
</script>
